Profiling results
-----------------
  Total cpu time observed: 2380ms (out of 2704ms)
  Number of samples taken: 7 (once every 340ms)

=========================================================
                                Caller
 Idx   Total        Self      Name+src             Local%
       ms(pct)      ms(pct)     Callee
=========================================================
                                ??? [3]            100.0%
 [1] 2380(100.0%)    0(0.0%)  profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0
                                run [2]            100.0%
---------------------------------------------------------
                                profile-thunk16 [1]100.0%
 [2] 2380(100.0%)    0(0.0%)  run ...et-7.2/share/pkgs/profile-lib/main.rkt:39:2
                                ??? [3]            100.0%
---------------------------------------------------------
                                run [2]             50.0%
 [3] 2380(100.0%)    0(0.0%)  ??? ...lects/racket/private/more-scheme.rkt:261:28
                                profile-thunk16 [1] 50.0%
                                run-improve47 [4]   50.0%
---------------------------------------------------------
                                ??? [3]            100.0%
 [4] 2380(100.0%)    0(0.0%)  run-improve47 ...bie/master/src/mainloop.rkt:342:0
                                prepare-points [5] 100.0%
---------------------------------------------------------
                                run-improve47 [4]  100.0%
 [5] 2380(100.0%)    0(0.0%)  prepare-points ...rbie/master/src/points.rkt:146:0
                                loop [6]           100.0%
---------------------------------------------------------
                                prepare-points [5] 100.0%
 [6] 2380(100.0%)    0(0.0%)  loop ...ghtlies/herbie/master/src/points.rkt:122:4
                                loop [7]           100.0%
---------------------------------------------------------
                                loop [6]           100.0%
 [7] 2380(100.0%)    0(0.0%)  loop ...ightlies/herbie/master/src/points.rkt:81:2
                                ??? [8]            100.0%
---------------------------------------------------------
                                loop [7]           100.0%
 [8] 2380(100.0%)    0(0.0%)  ??? ...htlies/herbie/master/src/programs.rkt:108:2
                                ??? [9]            100.0%
---------------------------------------------------------
                                ??? [8]            100.0%
 [9] 2380(100.0%)  336(14.1%) ??? ...t-7.2/collects/racket/private/kw.rkt:594:14
                                ??? [10]            44.7%
                                ??? [11]            41.2%
---------------------------------------------------------
                                ??? [9]            100.0%
[10] 1064(44.7%)     0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:360:33
                                ival-pow [12]      100.0%
---------------------------------------------------------
                                ??? [9]            100.0%
[11]  980(41.2%)     0(0.0%)  ??? ...tract/private/arrow-higher-order.rkt:364:33
                                ival-add [13]       67.1%
                                ival-fabs [14]      32.9%
---------------------------------------------------------
                                ??? [10]           100.0%
[12] 1064(44.7%)  1064(44.7%) ival-pow ...erbie/master/src/biginterval.rkt:216:0
---------------------------------------------------------
                                ??? [11]           100.0%
[13]  658(27.6%)     0(0.0%)  ival-add ...herbie/master/src/biginterval.rkt:94:0
                                bfadd [15]         100.0%
---------------------------------------------------------
                                ??? [11]           100.0%
[14]  322(13.5%)     0(0.0%)  ival-fabs ...rbie/master/src/biginterval.rkt:354:0
                                bfneg [16]         100.0%
---------------------------------------------------------
                                ival-add [13]      100.0%
[15]  658(27.6%)     0(0.0%)  bfadd ...-lib/math/private/bigfloat/mpfr.rkt:821:4
                                new-mpfr [17]       56.2%
                                ??? [18]            43.8%
---------------------------------------------------------
                                ival-fabs [14]     100.0%
[16]  322(13.5%)     0(0.0%)  bfneg ...-lib/math/private/bigfloat/mpfr.rkt:618:4
                                new-mpfr [17]      100.0%
---------------------------------------------------------
                                bfneg [16]          46.5%
                                bfadd [15]          53.5%
[17]  692(29.1%)   692(29.1%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0
---------------------------------------------------------
                                bfadd [15]         100.0%
[18]  288(12.1%)   288(12.1%) ??? /opt/racket-7.2/collects/ffi/unsafe.rkt:905:4
---------------------------------------------------------